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What is the most efficient way to store a list in the Django models?
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edited Feb 17 '17 at 13:19
Community♦
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answered Jul 10 '09 at ...
Logical operators for boolean indexing in Pandas
I'm working with boolean index in Pandas.
The question is why the statement:
3 Answers
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How does Django's Meta class work?
...ngs:
Meta inner class in Django models:
This is just a class container with some options (metadata) attached to the model. It defines such things as available permissions, associated database table name, whether the model is abstract or not, singular and plural versions of the name etc.
Short ex...
How to download a file from a URL in C#?
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edited Apr 28 '15 at 20:41
Bryan Legend
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How do I spool to a CSV formatted file using SQLPLUS?
...mat. Unfortunately, I can't use any fancy SQL client or any language to do it. I must use SQLPLUS.
16 Answers
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pretty-print JSON using JavaScript
...ad (for human readers) format? I'm looking primarily for indentation and whitespace, with perhaps even colors / font-styles / etc.
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Creating a JSON response using Django and Python
...erver side Ajax response script into a Django HttpResponse, but apparently it's not working.
15 Answers
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Which method performs better: .Any() vs .Count() > 0?
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If you are starting with something that has a .Length or .Count (such as ICollection<T>, IList<T>, List<T>, etc) - then this will be the fastest option, since it doesn't need to go through the GetEnumerator()/MoveNext()/Dispose(...
How to convert an image to base64 encoding?
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I think that it should be:
$path = 'myfolder/myimage.png';
$type = pathinfo($path, PATHINFO_EXTENSION);
$data = file_get_contents($path);
$base64 = 'data:image/' . $type . ';base64,' . base64_encode($data);
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Average of 3 long integers
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This code will work, but isn't that pretty.
It first divides all three values (it floors the values, so you 'lose' the remainder), and then divides the remainder:
long n = x / 3
+ y / 3
+ z / 3
+ ( x % 3
+ y % 3
+ z...